How to chek that my iPhone 5c still have warrantey?

How to chek that my iPhone 5c still have warrantey? - 1

There's always a 1 year warranty from Apple. If you bought Extended Warranty from your Cellular Service Provider then it is extra. So simply calculate the time that you owned the phone against the warranty you have.

Check here
https://idmsa.apple.com/IDMSWebAuth/login.html?appIdKey=58ef9db8ff4d201409e7270a68e4408ae1678e1618204c476572a1b5e5fb3518&baseURL=https://supportprofile.apple.com/homePage